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Message-ID: <20250326021914.49794-1-richard120310@gmail.com>
Date: Wed, 26 Mar 2025 10:19:14 +0800
From: I Hsin Cheng <richard120310@...il.com>
To: syzbot+7ea0b96c4ddb49fd1a70@...kaller.appspotmail.com
Cc: linux-kernel@...r.kernel.org,
	syzkaller-bugs@...glegroups.com,
	I Hsin Cheng <richard120310@...il.com>
Subject: Re: [syzbot] [ocfs2?] KMSAN: uninit-value in _find_next_bit

#syz test

diff --git a/fs/ocfs2/quota_local.c b/fs/ocfs2/quota_local.c
index 2956d888c131..c0bbfdab40ec 100644
--- a/fs/ocfs2/quota_local.c
+++ b/fs/ocfs2/quota_local.c
@@ -302,7 +302,7 @@ static int ocfs2_add_recovery_chunk(struct super_block *sb,
 	if (!rc)
 		return -ENOMEM;
 	rc->rc_chunk = chunk;
-	rc->rc_bitmap = kmalloc(sb->s_blocksize, GFP_NOFS);
+	rc->rc_bitmap = kzalloc(sb->s_blocksize, GFP_NOFS);
 	if (!rc->rc_bitmap) {
 		kfree(rc);
 		return -ENOMEM;



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